{"id":3137,"date":"2023-07-19T00:50:54","date_gmt":"2023-07-19T00:50:54","guid":{"rendered":"https:\/\/statorials.org\/ko\/%e1%84%8b%e1%85%a1%e1%87%81%e1%84%8b%e1%85%b3%e1%84%85%e1%85%a9-%e1%84%89%e1%85%a5%e1%86%ab%e1%84%90%e1%85%a2%e1%86%a8\/"},"modified":"2023-07-19T00:50:54","modified_gmt":"2023-07-19T00:50:54","slug":"%e1%84%8b%e1%85%a1%e1%87%81%e1%84%8b%e1%85%b3%e1%84%85%e1%85%a9-%e1%84%89%e1%85%a5%e1%86%ab%e1%84%90%e1%85%a2%e1%86%a8","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/%e1%84%8b%e1%85%a1%e1%87%81%e1%84%8b%e1%85%b3%e1%84%85%e1%85%a9-%e1%84%89%e1%85%a5%e1%86%ab%e1%84%90%e1%85%a2%e1%86%a8\/","title":{"rendered":"\uc9c1\uc811\uc120\ud0dd\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694? (\uc815\uc758 &amp; #038; \uc608)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\ud1b5\uacc4\uc5d0\uc11c <strong>\ub2e8\uacc4\uc801 \uc120\ud0dd\uc740<\/strong> \uc785\ub825\ud560 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\ud6a8\ud55c \uc774\uc720\uac00 \ub354 \uc774\uc0c1 \uc5c6\uc744 \ub54c\uae4c\uc9c0 \ubaa8\ub378\uc5d0 \ub2e8\uacc4\ubcc4 \ubc29\uc2dd\uc73c\ub85c \uc608\uce21 \ubcc0\uc218\ub97c \uc785\ub825\ud558\uace0 \uc81c\uac70\ud558\uc5ec \uc77c\ub828\uc758 \uc608\uce21 \ubcc0\uc218\uc5d0\uc11c <a href=\"https:\/\/statorials.org\/ko\/\u1103\u1161\u110c\u116e\u11bc-\u1109\u1165\u11ab\u1112\u1167\u11bc-\u1112\u116c\u1100\u1171\/\" target=\"_blank\" rel=\"noopener noreferrer\">\ud68c\uadc0 \ubaa8\ub378\uc744<\/a> \uad6c\uc131\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc808\ucc28\uc785\ub2c8\ub2e4. \uc544\ub2c8\uba74 \ub354 \uc0ad\uc81c\ud558\uc138\uc694.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e8\uacc4\uc801 \uc120\ud0dd\uc758 \ubaa9\ud45c\ub294 <a href=\"https:\/\/statorials.org\/ko\/\u1107\u1167\u11ab\u1109\u116e-\u1109\u1165\u11af\u1106\u1167\u11bc-\u110b\u1173\u11bc\u1103\u1161\u11b8\/\" target=\"_blank\" rel=\"noopener noreferrer\">\ubc18\uc751 \ubcc0\uc218\uc640<\/a> \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uad00\ub828\ub41c \ubaa8\ub4e0 \uc608\uce21 \ubcc0\uc218\ub97c \ud3ec\ud568\ud558\ub294 \ud68c\uadc0 \ubaa8\ub378\uc744 \ub9cc\ub4dc\ub294 \uac83\uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">\uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ub2e8\uacc4\ubcc4 \uc120\ud0dd \ubc29\ubc95 \uc911 \ud558\ub098\ub294 <strong>\uc9c1\uc811 \uc120\ud0dd<\/strong> \uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc73c\uba70 \ub2e4\uc74c\uacfc \uac19\uc774 \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1\ub2e8\uacc4:<\/strong> \uc608\uce21 \ubcc0\uc218 \uc5c6\uc774 \uc808\ud3b8 \uc804\uc6a9 \ud68c\uadc0 \ubaa8\ub378\uc744 \ud53c\ud305\ud569\ub2c8\ub2e4. \ubaa8\ub378\uc758 AIC <strong>*<\/strong> \uac12\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2\ub2e8\uacc4:<\/strong> \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ub2e8\uc77c \uc608\uce21 \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\uc2dc\ud0b5\ub2c8\ub2e4. \uac00\uc7a5 \ub0ae\uc740 AIC\ub97c \uc0dd\uc131\ud558\uace0 \uc808\ud3b8 \uc804\uc6a9 \ubaa8\ub378\uacfc \ube44\uad50\ud558\uc5ec AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uac10\uc18c\ud55c \ubaa8\ub378\uc744 \uc2dd\ubcc4\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>3\ub2e8\uacc4:<\/strong> \ubaa8\ub4e0 \ud68c\uadc0 \ubaa8\ub378\uc744 \ub450 \uac00\uc9c0 \uac00\ub2a5\ud55c \uc608\uce21 \ubcc0\uc218\uc5d0 \ub9de\ucda5\ub2c8\ub2e4. \ub2e8\uc77c \uc608\uce21 \ubaa8\ub378\uc5d0 \ube44\ud574 AIC\uac00 \uac00\uc7a5 \ub0ae\uace0 AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uac10\uc18c\ud55c \ubaa8\ub378\uc744 \uc2dd\ubcc4\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub354 \ub9ce\uc740 \uc608\uce21 \ubcc0\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud68c\uadc0 \ubaa8\ub378\uc744 \ud53c\ud305\ud574\ub3c4 \ub354 \uc774\uc0c1 AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ubbf8\ud558\uac8c \uac10\uc18c\ud558\uc9c0 \uc54a\uc744 \ub54c\uae4c\uc9c0 \ud504\ub85c\uc138\uc2a4\ub97c \ubc18\ubcf5\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>*<\/strong> \uad50\ucc28 \uac80\uc99d \uc608\uce21 \uc624\ub958, Cp, BIC, AIC \ub610\ub294 \uc870\uc815\ub41c <sup>R2\ub97c<\/sup> \ud3ec\ud568\ud558\uc5ec \ud68c\uadc0 \ubaa8\ub378\uc758 \uc801\ud569\ub3c4\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc5ec\ub7ec \uce21\uc815\ud56d\ubaa9\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/span> <span style=\"color: #000000;\">\uc544\ub798 \uc608\uc5d0\uc11c\ub294 AIC\ub97c \uc0ac\uc6a9\ud558\uae30\ub85c \uc120\ud0dd\ud588\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \uc608\uc5d0\uc11c\ub294 R\uc5d0\uc11c \uc9c1\uc811 \uc120\ud0dd\uc744 \uc218\ud589\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc608: R\uc5d0\uc11c \uc9c1\uc811 \uc120\ud0dd<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\uc774 \uc608\uc5d0\uc11c\ub294 R\uc5d0 \ub0b4\uc7a5\ub41c <a href=\"https:\/\/statorials.org\/ko\/mtcars-r-\u1103\u1166\u110b\u1175\u1110\u1165-\u1109\u1166\u1110\u1173\/\" target=\"_blank\" rel=\"noopener\">mtcars \ub370\uc774\ud130 \uc138\ud2b8\ub97c<\/a> \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#view first six rows of <em>mtcars\n<\/em><\/span>head(mtcars)\n\n                   mpg cyl disp hp drat wt qsec vs am gear carb\nMazda RX4 21.0 6 160 110 3.90 2.620 16.46 0 1 4 4\nMazda RX4 Wag 21.0 6 160 110 3.90 2.875 17.02 0 1 4 4\nDatsun 710 22.8 4 108 93 3.85 2.320 18.61 1 1 4 1\nHornet 4 Drive 21.4 6 258 110 3.08 3.215 19.44 1 0 3 1\nHornet Sportabout 18.7 8 360 175 3.15 3.440 17.02 0 0 3 2\nValiant 18.1 6 225 105 2.76 3,460 20.22 1 0 3 1\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><em>mpg<\/em> (\uac24\ub7f0\ub2f9 \ub9c8\uc77c \uc218)\ub97c \uc751\ub2f5 \ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uace0 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \ub2e4\ub978 10\uac1c \ubcc0\uc218\ub97c \uc7a0\uc7ac\uc801 \uc608\uce21 \ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc911 \uc120\ud615 \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\ud654\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ucf54\ub4dc\ub294 \uc120\ud0dd\uc744 \ub2e8\uacc4\ubcc4\ub85c \uc218\ud589\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define intercept-only model\n<\/span>intercept_only &lt;- lm(mpg ~ 1, data=mtcars)\n\n<span style=\"color: #008080;\">#define model with all predictors\n<\/span>all &lt;- lm(mpg ~ ., data=mtcars)\n\n<span style=\"color: #008080;\">#perform forward stepwise regression\n<\/span>forward &lt;- step(intercept_only, direction=' <span style=\"color: #008000;\">forward<\/span> ', scope= <span style=\"color: #3366ff;\">formula<\/span> (all), trace= <span style=\"color: #008000;\">0<\/span> )\n\n<span style=\"color: #008080;\">#view results of forward stepwise regression<\/span>\nforward$anova\n\n   Step Df Deviance Resid. Df Resid. Dev AIC\n1 NA NA 31 1126.0472 115.94345\n2 + wt -1 847.72525 30 278.3219 73.21736\n3 + cyl -1 87.14997 29 191.1720 63.19800\n4 + hp -1 14.55145 28 176.6205 62.66456\n\n<span style=\"color: #008080;\">#view final model\n<\/span>forward$coefficients\n\n(Intercept) wt cyl hp \n 38.7517874 -3.1669731 -0.9416168 -0.0180381 \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">\uacb0\uacfc\ub97c \ud574\uc11d\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uccab\uc9f8, \uc808\ud3b8 \uc804\uc6a9 \ubaa8\ub378\uc744 \uc801\ud569\ud569\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc758 AIC\ub294 <strong>115.94345<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uadf8\ub7f0 \ub2e4\uc74c \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ubaa8\ub378\uc744 \uc608\uce21 \ubcc0\uc218\uc5d0 \ub9de\ucda5\ub2c8\ub2e4. \uac00\uc7a5 \ub0ae\uc740 AIC\ub97c \uc0dd\uc131\ud55c \ubaa8\ub378\uc740 \ub610\ud55c <em>wt<\/em> \uc608\uce21\ubcc0\uc218\ub97c \uc0ac\uc6a9\ud55c \uc808\ud3b8 \uc804\uc6a9 \ubaa8\ub378\uc5d0 \ube44\ud574 AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uac10\uc18c\ud588\uc2b5\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc758 AIC\ub294 <strong>73.21736<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c\uc73c\ub85c, \ub450 \uac1c\uc758 \uc608\uce21 \ubcc0\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ubaa8\ub378\uc744 \uc801\ud569\uc2dc\ud0b5\ub2c8\ub2e4. \uac00\uc7a5 \ub0ae\uc740 AIC\ub97c \uc0dd\uc131\ud558\uace0 \ub2e8\uc77c \uc608\uce21 \ubaa8\ub378\uc5d0 \ube44\ud574 AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uac10\uc18c\ud55c \ubaa8\ub378\uc5d0 <em>cyl<\/em> \uc608\uce21 \ubcc0\uc218\uac00 \ucd94\uac00\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc758 AIC\ub294 <strong>63.19800<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c\uc73c\ub85c, \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ubaa8\ub378\uc744 \uc138 \uac00\uc9c0 \uc608\uce21 \ubcc0\uc218\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uac00\uc7a5 \ub0ae\uc740 AIC\ub97c \uc0dd\uc131\ud558\uace0 2-\uc608\uce21\uc790 \ubaa8\ub378\uc5d0 \ube44\ud574 AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uac10\uc18c\ud55c \ubaa8\ub378\uc5d0\ub294 <em>hp<\/em> \uc608\uce21\uc790\uac00 \ucd94\uac00\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc758 AIC\ub294 <strong>62.66456<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c\uc73c\ub85c, \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ubaa8\ub378\uc744 4\uac1c\uc758 \uc608\uce21 \ubcc0\uc218\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uc774\ub4e4 \ubaa8\ub378 \uc911 \uc5b4\ub290 \uac83\ub3c4 AIC\ub97c \ud06c\uac8c \uac10\uc18c\uc2dc\ud0a4\uc9c0 \ubabb\ud558\uc5ec \uc808\ucc28\ub97c \uc911\ub2e8\ud588\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub530\ub77c\uc11c \ucd5c\uc885 \ubaa8\ub378\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>mpg = 38.75 \u2013 3.17*\uc911\ub7c9 \u2013 0.94*cyl \u2013 0.02*hyp<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">\ubaa8\ub378\uc5d0 \ub354 \ub9ce\uc740 \uc608\uce21 \ubcc0\uc218\ub97c \ucd94\uac00\ud558\ub824\uace0 \uc2dc\ub3c4\ud574\ub3c4 AIC\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ubbf8\ud558\uac8c \uac10\uc18c\ud558\uc9c0 \uc54a\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac00\uc7a5 \uc88b\uc740 \ubaa8\ub378\uc740 \uc138 \uac00\uc9c0 \uc608\uce21 \ubcc0\uc218(wt, cyl \ubc0f hp)\uac00 \uc788\ub294 \ubaa8\ub378\uc774\ub77c\ub294 \uacb0\ub860\uc744 \ub0b4\ub838\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>AIC \uc0ac\uc6a9 \uc2dc \ucc38\uace0 \uc0ac\ud56d<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\uc774\uc804 \uc608\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \ud68c\uadc0 \ubaa8\ub378\uc758 \uc801\ud569\uc131\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud55c \uce21\uc815\ud56d\ubaa9\uc73c\ub85c AIC\ub97c \uc0ac\uc6a9\ud558\uae30\ub85c \uacb0\uc815\ud588\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">AIC\ub294 <strong>Akaike Information Criterion\uc744<\/strong> \ub098\ud0c0\ub0b4\uba70 \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">AIC = 2K \u2013 <em>2ln<\/em> (L)<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uae08:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>K:<\/strong> \ubaa8\ub378 \ub9e4\uac1c\ubcc0\uc218\uc758 \uc218\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong><em>ln<\/em> (L)<\/strong> : \ubaa8\ub378\uc758 \ub85c\uadf8 \uc6b0\ub3c4\uc785\ub2c8\ub2e4. \uc774\ub294 \ubaa8\ub378\uc774 \ub370\uc774\ud130\ub97c \uae30\ubc18\uc73c\ub85c \ud560 \uac00\ub2a5\uc131\uc774 \uc5bc\ub9c8\ub098 \ub418\ub294\uc9c0 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\uadf8\ub7ec\ub098 \uad50\ucc28 \uac80\uc99d \uc608\uce21 \uc624\ub958, Cp, BIC, AIC \ub610\ub294 \uc870\uc815\ub41c <sup>R2\ub97c<\/sup> \ud3ec\ud568\ud558\uc5ec \ud68c\uadc0 \ubaa8\ub378\uc758 \uc801\ud569\uc131\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \ub2e4\ub978 \uce21\uc815\ud56d\ubaa9\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\ud589\ud788 \ub300\ubd80\ubd84\uc758 \ud1b5\uacc4 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc5d0\uc11c\ub294 \uc9c1\uc811 \uc120\ud0dd\ud560 \ub54c \uc0ac\uc6a9\ud560 \uce21\uc815\ud56d\ubaa9\uc744 \uc9c0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\ucd94\uac00 \ub9ac\uc18c\uc2a4<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 \ud68c\uadc0 \ubaa8\ub378\uc5d0 \ub300\ud55c \ucd94\uac00 \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/ko\/\u1103\u1161\u110c\u116e\u11bc\u1100\u1169\u11bc\u1109\u1165\u11ab\u1109\u1165\u11bc-\u1112\u116c\u1100\u1171\/\" target=\"_blank\" rel=\"noopener\">\ud68c\uadc0 \ubd84\uc11d\uc758 \ub2e4\uc911 \uacf5\uc120\uc131\uacfc VIF\uc5d0 \ub300\ud55c \uac00\uc774\ub4dc<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\" target=\"_blank\" rel=\"noopener\">\uc88b\uc740 AIC \uac12\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud1b5\uacc4\uc5d0\uc11c \ub2e8\uacc4\uc801 \uc120\ud0dd\uc740 \uc785\ub825\ud560 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\ud6a8\ud55c \uc774\uc720\uac00 \ub354 \uc774\uc0c1 \uc5c6\uc744 \ub54c\uae4c\uc9c0 \ubaa8\ub378\uc5d0 \ub2e8\uacc4\ubcc4 \ubc29\uc2dd\uc73c\ub85c \uc608\uce21 \ubcc0\uc218\ub97c \uc785\ub825\ud558\uace0 \uc81c\uac70\ud558\uc5ec \uc77c\ub828\uc758 \uc608\uce21 \ubcc0\uc218\uc5d0\uc11c \ud68c\uadc0 \ubaa8\ub378\uc744 \uad6c\uc131\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc808\ucc28\uc785\ub2c8\ub2e4. \uc544\ub2c8\uba74 \ub354 \uc0ad\uc81c\ud558\uc138\uc694. \ub2e8\uacc4\uc801 \uc120\ud0dd\uc758 \ubaa9\ud45c\ub294 \ubc18\uc751 \ubcc0\uc218\uc640 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uac8c \uad00\ub828\ub41c \ubaa8\ub4e0 \uc608\uce21 \ubcc0\uc218\ub97c \ud3ec\ud568\ud558\ub294 \ud68c\uadc0 \ubaa8\ub378\uc744 \ub9cc\ub4dc\ub294 \uac83\uc785\ub2c8\ub2e4. \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ub2e8\uacc4\ubcc4 \uc120\ud0dd \ubc29\ubc95 \uc911 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-3137","post","type-post","status-publish","format-standard","hentry","category-20"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\uc9c1\uc811\uc120\ud0dd\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694? 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